<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
		.s1{
			width: 500px;
			height: 500px;
			border: 20px dotted red;
			background-color: #eee;
			background-image: url(icon_21.jpg);
			background-repeat: no-repeat;
			/* background-size: 200px 200px; */
			background-position:-50px -3px; 
			background-image: url();
			background: url(icon_23.jpg) no-repeat,url(icon_21.jpg) right top no-repeat;
			background: skyblue url(icon_37.jpg) no-repeat;
			/* background-attachment: fixed; */
			
			padding: 50px;
			/* background-origin: border-box; */
			/* background-origin: padding-box; */
			/* background-origin: content-box; */
			
			/* background-clip: border-box; */
			/* background-clip: padding-box; */
			/* background-clip: content-box; */
			}
		</style>
	</head>
	<body>
		<div class="s1"></div>
			<p>p1</p><p>p1</p><p>p1</p><p>p1</p><p>p1</p><p>p1</p><p>p1</p><p>p1</p><p>p1</p>
	</body>
</html>
